---
product_id: 278357622
title: "GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar"
brand: "sram"
price: "€ 11.80"
currency: EUR
in_stock: true
category: "Sram"
url: https://www.desertcart.pt/products/278357622-gx-eagle-rear-derailleur-12-speed-long-cage-52t-max
store_origin: PT
region: Portugal
---

# Lunar colorway, part of Eagle colorsystem Long cage for 52t max tooth capacity 12-speed precision shifting GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar

**Brand:** sram
**Price:** € 11.80
**Availability:** ✅ In Stock

## Summary

> ⚡ Shift like a pro, ride like you own the trail.

## Quick Answers

- **What is this?** GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar by sram
- **How much does it cost?** € 11.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/278357622-gx-eagle-rear-derailleur-12-speed-long-cage-52t-max)

## Best For

- sram enthusiasts

## Why This Product

- Trusted sram brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Style Meets Function:** Lunar finish complements any Eagle cassette or chain colorway—ride with unmatched flair.
- • **Sleek, Durable Design:** Lightweight aluminum cage paired with steel pulley bearings for lasting performance.
- • **Ultimate Chain Control:** Updated cage architecture ensures superior chain retention under any load.
- • **Versatile Compatibility:** Works seamlessly with both 10-50t and new 10-52t cassettes for total freedom.
- • **Effortless 12-Speed Shifting:** X-ACTUATION tech delivers crisp, reliable gear changes every time.

## Overview

The SRAM GX Eagle Rear Derailleur is a high-performance 12-speed long cage derailleur designed for precise, reliable shifting with up to 52-tooth cassettes. Featuring X-ACTUATION technology and an updated cage for enhanced chain management, it offers backward compatibility with 10-50t and 10-52t cassettes. Crafted from aluminum with steel pulley bearings and finished in the stylish Lunar colorway, it blends durability, versatility, and standout aesthetics for serious riders.

## Description

Sram: all-time riders want the derailleur to do its job shifting on command, whether under climbing load or the stage finish. The GX eagle derailleur gets it done with an updated cage architecture that improves chain management. Refined to work with the new 10-52t cassettes, it’s also backwards compatible for the 10-50t versions. Giving riders choice, because that’s how it should be. Finished with the new GX eagle master colorway – to compliment any cassette and chain colorway a rider wants from the eagle colorsystem. Further proof that the GX eagle derailleur is there for one thing - to do the job.Featuresbackwards compatible, works with both 10-50t and new 10-52t cassettes.Updated cage architecture provides better chain retention and precise shifts.Comes in GX eagle master colorway as part of eagle colorsystem and goes with all colors of eagle cassettes & chains – from black to gold to rainbow, to hardchrome and new copper. Specificationsspeed (rd): 12scable pull ratio: x-actuationcage (rd): longmax tooth: 52color (rd): lunarpulley bearings material: steelcage material (rd): aluminum

## Features

- Precise and reliable shifting with seven gears, thanks to X-ACTUATION
- Versatile and adjustable mounting
- Compatible with MatchMaker X
- Aluminium trigger

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08B2W2QBH |
| Best Sellers Rank | #102,052 in Sporting Goods ( See Top 100 in Sporting Goods ) #111 in Bike Shifters & Parts |
| Brand Name | Sram |
| Case Material Type | Aluminum |
| Color | Grey |
| Country of Publication | Italy |
| Customer Reviews | 4.8 4.8 out of 5 stars (907) |
| Global Trade Identification Number | 00710845853487 |
| Included Components | Trigger |
| Item Dimensions L x W x H | 15.2L x 13.3W x 8.9H centimeters |
| Item Type Name | Trigger |
| Item Weight | 1.3 Pounds |
| Manufacturer | Sram |
| Manufacturer Part Number | 00.7518.137.000 |
| Material Type | Aluminum |
| Model Number | C8C090 |
| Mount Type | Braze-On Mount |
| Number of Items | 1 |
| Number of Teeth | 52 |
| UPC | 710845853487 |

## Product Details

- **Brand:** Sram
- **Colour:** Grey
- **Item weight:** 1.3 Pounds
- **Material:** Aluminum
- **Mounting type:** Braze-On Mount

## Images

![GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar - Image 1](https://m.media-amazon.com/images/I/51qCCnmOd4S.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- SRAM GX Eagle Rear Derailleur - 12-Speed, Long Cage, 52t Max, Lunar
- SRAM GX Eagle Hollow Pin 12-Speed Chain 126 Links with PowerLock, Silver/Gray
- SRAM GX Eagle Trigger Shifter - Rear, 12-Speed, Discrete Clamp, Lunar

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**Shop now:** [https://www.desertcart.pt/products/278357622-gx-eagle-rear-derailleur-12-speed-long-cage-52t-max](https://www.desertcart.pt/products/278357622-gx-eagle-rear-derailleur-12-speed-long-cage-52t-max)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-29*